The spoke covers have a slit along the side of them which makes it extremely easy to slide over the actual spokes.The special plastic allows for an easy cleanable procedure. You can use wet wipes, degreaser or even a high pressure cleaner without damaging them. We stock this in Fluro Green, Black, White, Red, Yellow, Blue, Orange, Pink & Purple. We can do multi colours on request.ONLY $49.95 - IN STOCK - CALL 0451212531 // SAME DAY POSTAGE